From patchwork Wed May 13 09:44:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 225944 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.9 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D75F8CA90AF for ; Wed, 13 May 2020 10:01:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A782320575 for ; Wed, 13 May 2020 10:01:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589364081; bh=6bqyuSi7qqW5PiXT3G0qoFdiCIsMTRNnGfoFN53ZoS4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=aBJeb/4Dah/0ndL9TBZSyTllUO2MkeZbF19y7uaOxzYG0oheVf4GtGXWMNrXv9stk X4PZ/kwt0IaxPIYYFa+AF3vvfJp9neXplUj6BymCqz6tErkuQVhNOIvyeY9gEHCsfP vHtATOCuDO/ruvQuVnGPBwaK2bEmQAdBEbsJ8JTs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387582AbgEMJvH (ORCPT ); Wed, 13 May 2020 05:51:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:51434 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732965AbgEMJvD (ORCPT ); Wed, 13 May 2020 05:51:03 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2AEEE20575; Wed, 13 May 2020 09:51:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589363462; bh=6bqyuSi7qqW5PiXT3G0qoFdiCIsMTRNnGfoFN53ZoS4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=t2WyIWkpi4iSobvzdgMwOTwU6DWbLy40paz5TZMFhN2vGdFSA2C8Z1F1Hmw+R86d7 Pu90hnvIUgPFUE5wBg+JrGruOuANByrQTpqTvOORTYkUQ1IiyMIGuHVzH3DFLxCTli +8EfEph8w/ISw8D72acskT5JDq1NcqXmUFFc6p4M= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jason Gerecke , Jiri Kosina Subject: [PATCH 5.4 45/90] HID: wacom: Report 2nd-gen Intuos Pro S center button status over BT Date: Wed, 13 May 2020 11:44:41 +0200 Message-Id: <20200513094413.579703873@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200513094408.810028856@linuxfoundation.org> References: <20200513094408.810028856@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jason Gerecke commit dcce8ef8f70a8e38e6c47c1bae8b312376c04420 upstream. The state of the center button was not reported to userspace for the 2nd-gen Intuos Pro S when used over Bluetooth due to the pad handling code not being updated to support its reduced number of buttons. This patch uses the actual number of buttons present on the tablet to assemble a button state bitmap. Link: https://github.com/linuxwacom/xf86-input-wacom/issues/112 Fixes: cd47de45b855 ("HID: wacom: Add 2nd gen Intuos Pro Small support") Signed-off-by: Jason Gerecke Cc: stable@vger.kernel.org # v5.3+ Signed-off-by: Jiri Kosina Signed-off-by: Greg Kroah-Hartman --- drivers/hid/wacom_wac.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -1427,11 +1427,13 @@ static void wacom_intuos_pro2_bt_pad(str { struct input_dev *pad_input = wacom->pad_input; unsigned char *data = wacom->data; + int nbuttons = wacom->features.numbered_buttons; - int buttons = data[282] | ((data[281] & 0x40) << 2); + int expresskeys = data[282]; + int center = (data[281] & 0x40) >> 6; int ring = data[285] & 0x7F; bool ringstatus = data[285] & 0x80; - bool prox = buttons || ringstatus; + bool prox = expresskeys || center || ringstatus; /* Fix touchring data: userspace expects 0 at left and increasing clockwise */ ring = 71 - ring; @@ -1439,7 +1441,8 @@ static void wacom_intuos_pro2_bt_pad(str if (ring > 71) ring -= 72; - wacom_report_numbered_buttons(pad_input, 9, buttons); + wacom_report_numbered_buttons(pad_input, nbuttons, + expresskeys | (center << (nbuttons - 1))); input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);